Home / 40,357,643.10-60,536,464.65-38,125,590.90

Finding the Fourth Proportional to 40,357,643.10, 60,536,464.65 and 38,125,590.90

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Solution

The fourth proportional to 40,357,643.10, 60,536,464.65 and 38,125,590.90 is: 57,188,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,357,643.10 : 60,536,464.65 = 38,125,590.90 : x
  2. Step 2: Convert to fraction form
    40,357,643.10/60,536,464.65 = 38,125,590.90/x
  3. Step 3: Cross multiply
    40,357,643.10x = 60,536,464.65 × 38,125,590.90
  4. Step 4: Simplify right side
    40,357,643.10x = 2,307,988,485,778,211.50
  5. Step 5: Solve for x
    x = 2,307,988,485,778,211.50/40,357,643.10
  6. Step 6: Final answer
    x = 57,188,386.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.